iscsi-target: Fix mutex_trylock usage in iscsit_increment_maxcmdsn

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / target / iscsi / iscsi_target_device.c

diff --git a/drivers/target/iscsi/iscsi_target_device.c b/drivers/target/iscsi/iscsi_target_device.c
index 6c7a510..7087c73 100644 (file)
--- a/drivers/target/iscsi/iscsi_target_device.c
+++ b/drivers/target/iscsi/iscsi_target_device.c
@@ -58,11 +58,7 @@ void iscsit_increment_maxcmdsn(struct iscsi_cmd *cmd, struct iscsi_session *sess
 
        cmd->maxcmdsn_inc = 1;
 
-       if (!mutex_trylock(&sess->cmdsn_mutex)) {
-               sess->max_cmd_sn += 1;
-               pr_debug("Updated MaxCmdSN to 0x%08x\n", sess->max_cmd_sn);
-               return;
-       }
+       mutex_lock(&sess->cmdsn_mutex);
        sess->max_cmd_sn += 1;
        pr_debug("Updated MaxCmdSN to 0x%08x\n", sess->max_cmd_sn);
        mutex_unlock(&sess->cmdsn_mutex);